#B3CB3B#B3CB3B

#B3CB3B is a light, vivid yellow-green. Relative luminance 0.526; OKLCH L 79.8% C 0.165 H 118.6°. Best body text is #000000 at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#B3CB3B
RGB	rgb(179, 203, 59)
HSL	hsl(70, 58%, 51%)
HSV	hsv(70, 71%, 80%)
CMYK	cmyk(11.8%, 0%, 70.9%, 20.4%)
CIE-LAB	lab(77.65, -26.66, 65.18)
CIE-LCH	lch(77.65, 70.42, 112.25°)
OKLab	oklab(79.82% -0.0792 0.1453)
OKLCH	oklch(79.82% 0.165 118.6)
XYZ	xyz(40.7366, 52.6117, 12.1459)
Luminance	0.5261 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3CB3B #533BCB

analogous

#CB9B3B #B3CB3B #6BCB3B

triadic

#B3CB3B #3BB3CB #CB3BB3

tetradic

#B3CB3B #3BCB9B #533BCB #CB3B6B

square

#B3CB3B #3BCB9B #533BCB #CB3B6B

split-complementary

#B3CB3B #3B6BCB #9B3BCB

monochromatic

#616E1D #8B9F2A #B3CB3B #C6D86B #D9E59C

Accessibility & contrast

On white

1.82

#B3CB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.52

#B3CB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3CB3B

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3CB3B	#FFFFFF	#000000	##000000
##B3CB3B	1.00	1.82	11.52	11.52
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.52	21.00	1.00	1.00
##000000	11.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C021

Deuteranopia (green-blind)

#D6C047

Tritanopia (blue-blind)

#BEC0AF

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b3cb3b;
/* rgb */ color: rgb(179, 203, 59);
/* oklch */ color: oklch(79.8% 0.165 118.6);

Tailwind

colors: {
  custom: {
    50: '#cdda7a',
    500: '#b3cb3b',
    950: '#000000',
  },
}

SCSS

$custom: #b3cb3b;
$custom-light: #cdda7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b3cb3b",
  "rgb": {
    "r": 179,
    "g": 203,
    "b": 59
  },
  "hsl": {
    "h": 70,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.79816,
    "c": 0.16548,
    "h": 118.6
  },
  "luminance": 0.52611
}

Semantic roles & 50–950 ramp

primary

#B3CB3B

secondary

#3E3378

accent

#47E160

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B3CB3B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →